Add touch panel port to lvgl.

PoC of user interaction with 3 screen (clock, menu and app).

1 files changed, 65 insertions, 12 deletions

diff --git a/src/DisplayApp/Screens/Message.cpp b/src/DisplayApp/Screens/Message.cpp
index 8ffad413..c9e0938f 100644
--- a/src/DisplayApp/Screens/Message.cpp
+++ b/src/DisplayApp/Screens/Message.cpp
@@ -5,24 +5,77 @@
 #include <libs/lvgl/src/lv_core/lv_obj.h>
 #include <libs/lvgl/src/lv_font/lv_font.h>
 #include <libs/lvgl/lvgl.h>
+#include <libraries/log/nrf_log.h>
 #include "Message.h"
+#include <DisplayApp/DisplayApp.h>
+
 
 using namespace Pinetime::Applications::Screens;
 
-extern lv_font_t jetbrains_mono_extrabold_compressedextrabold_compressed;
+extern lv_font_t jetbrains_mono_bold_20;
+
+static void event_handler(lv_obj_t * obj, lv_event_t event) {
+  Message* screen = static_cast<Message *>(obj->user_data);
+  screen->OnObjectEvent(obj, event);
+}
+
+Message::Message(DisplayApp* app, Pinetime::Components::Gfx &gfx) : Screen(app, gfx) {
+
+  backgroundLabel = lv_label_create(lv_scr_act(), NULL);
+  backgroundLabel->user_data = this;
+
+  labelStyle = const_cast<lv_style_t *>(lv_label_get_style(backgroundLabel, LV_LABEL_STYLE_MAIN));
+  labelStyle->text.font = &jetbrains_mono_bold_20;
+
+  lv_label_set_style(backgroundLabel, LV_LABEL_STYLE_MAIN, labelStyle);
+  lv_obj_set_click(backgroundLabel, true);
+  lv_obj_set_event_cb(backgroundLabel, event_handler);
+  lv_label_set_long_mode(backgroundLabel, LV_LABEL_LONG_CROP);
+  lv_obj_set_size(backgroundLabel, 240, 240);
+  lv_obj_set_pos(backgroundLabel, 0, 0);
+  lv_label_set_text(backgroundLabel, "");
+//  lv_obj_align(backgroundLabel, NULL, LV_ALIGN_IN_TOP_LEFT, 0, 0);
+
+  button = lv_btn_create(lv_scr_act(), NULL);
+  lv_obj_set_event_cb(button, event_handler);
+  lv_obj_align(button, NULL, LV_ALIGN_CENTER, 0, -40);
+  button->user_data = this;
+
+  label = lv_label_create(button, NULL);
+  lv_label_set_style(label, LV_LABEL_STYLE_MAIN, labelStyle);
+  lv_label_set_text(label, "Hello!");
+
+  labelClick = lv_label_create(lv_scr_act(), NULL);
+  lv_label_set_style(labelClick, LV_LABEL_STYLE_MAIN, labelStyle);
+  lv_obj_align(labelClick, button, LV_ALIGN_OUT_BOTTOM_MID, 0, 30);
+  lv_label_set_text(labelClick, "0");
+}
+
+Message::~Message() {
+  lv_obj_clean(lv_scr_act());
+}
 
-lv_obj_t * label;
-int x = 0;
 void Message::Refresh(bool fullRefresh) {
-  if(fullRefresh) {
-    label = lv_label_create(lv_scr_act(), NULL);          /*Add a label to the button*/
-    labelStyle = const_cast<lv_style_t *>(lv_label_get_style(label, LV_LABEL_STYLE_MAIN));
-    labelStyle->text.font = &jetbrains_mono_extrabold_compressedextrabold_compressed;
-    lv_label_set_style(label, LV_LABEL_STYLE_MAIN, labelStyle);
-    lv_label_set_text(label, "01:23");                     /*Set the labels text*/
-  } else {
-    lv_obj_set_pos(label, 0, x++);
-    if(x > 200) x = 0;
+  if(previousClickCount != clickCount) {
+    lv_label_set_text_fmt(labelClick, "%d", clickCount);
+    previousClickCount = clickCount;
   }
+}
 
+void Message::OnObjectEvent(lv_obj_t *obj, lv_event_t event) {
+  if(obj == backgroundLabel) {
+    if(event == LV_EVENT_CLICKED) {
+      app->PushMessage(DisplayApp::Messages::SwitchScreen);
+      NRF_LOG_INFO("SCREEN");
+    }
+    return ;
+  }
+
+  if(event == LV_EVENT_CLICKED) {
+    NRF_LOG_INFO("Clicked");
+    clickCount++;
+  }
+  else if(event == LV_EVENT_VALUE_CHANGED) {
+    NRF_LOG_INFO("Toggled");
+  }
 }